Nitto NT420S tires come in 30 tire sizes with maximum tire load capacity of 1819 pounds to 3086 pounds and maximum tire inflation of 44 psi to 50 psi.
Nitto NT420S tire load capacity and tire inflation settings may vary based on tire load index / load range. Check Nitto NT420S tire sidewall for more information. Tire inflation and load capacity values printed on the sidewall represent the maximum air pressure Nitto NT420S tire can be inflated to support its maximum load capacity, and not necessarily the recommended tire pressure for your vehicle. Never overload or overinflate Nitto NT420S tires beyond the maximum inflation and load capacity values indicated on the tire sidewall.